28417855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1319}}^1$

素因数の和:1494

約数の個数: 16

約数和(自身を含む): 35481600

約数和(自身を除く): 7063745

約数列:

[1, 5, 31, 139, 155, 695, 1319, 4309, 6595, 21545, 40889, 183341, 204445, 916705, 5683571, 28417855]

約数ペア:

[(1, 28417855), (5, 5683571), (31, 916705), (139, 204445), (155, 183341), (695, 40889), (1319, 21545), (4309, 6595)]